A) positive B) negative C) neutral
A) Gold B) Carbon C) Aluminum D) Hydrogen
A) physical property B) chemical property C) chemical change D) physical change
A) chemical property B) physical property C) chemical change D) physical change
A) chemical change B) physical property C) physical change D) chemical property
A) evaporating B) rusting C) burning D) solidifying
A) burning of paper B) freezing of water C) salting of food D) melting of chocolate
A) melting B) sublimination C) burning D) evaporating
A) change from a liquid to a gas B) release of heat energy C) change in shape D) dissolving of a solid
A) deposition B) sublimination C) condensation D) vaporization
A) condensation B) deposition C) vaporization D) sublimination
A) metal B) carbon C) atoms D) cells
A) element B) neutron C) proton D) electron
A) chemical change B) physical property C) chemical property D) physical change
A) shape B) state C) form D) density
A) Elements are made from mixtures of molecules. B) Each element contains only one kind of atom. C) All elements are metallic. D) There are only five known elements.
A) a compound B) an element C) an alloy D) matter with no mass
A) a change of state B) color change C) heat given off D) light given off
A) False B) True
A) physical property B) chemical change C) physical change D) chemical property
A) always can be reversed B) never will change state C) cannot be reversed easily D) never can be reversed
A) False B) True
A) False B) True
A) positive B) negative C) neutral
A) row B) family C) metal D) team
A) positive B) neutral C) negative
A) a mixture B) a proton C) a compound D) an element
A) a compound B) an element C) a mixture D) a proton
A) an atom B) an element C) a proton D) a compound
A) liquids B) molecules C) elements D) The Noble Gases |